Which environment variable must be changed in a user’s profile so that upon login, the command prompt identifies the server?() PMT。 PS1。 PRT。 PT1。
当前我国社区制存在哪些不足?
What is the required element for encryption key management on an LTO-5 drive within a tapelibrary?() IBM LTO Encryption Manager。 IBM Tape Encryption Manager。 IBM Tivoli Single Sign On Manager (SSO)。 IBM Tivoli Key Lifecycle Manager (TKLM)。
You are the DBA for an academic database. You need to create a role that allows a group of users to modify existing rows in the STUDENT_GRADES table. Which set of statements accomplishes this? () CREATE ROLL registrar; GRANT MODIFY ON student_grant TO registrar; GRANT registrar to user 1, user2, user3。 CREATE NEW ROLE registrar; GRANT ALL ON student_grant TO registrar; GRANT registrar to user 1, user2, user3。 CREATE ROLL registrar; GRANT UPDATE ON student_grant TO registrar; GRANT ROLE to user1, user2, user3。 CREATE ROLL registrar; GRANT UPDATE ON student_grant TO registrar; GRANT registrar to user 1, user2, user3;。 CREATE registrar; GRANT CHANGE ON student_grant TO registrar; GRANT registrar。
表现房地产的自然特性是()。 不可移动性。 独一无二性。 供求区域性。 效用持久性。
In your datawarehousing application, you generate reports frequently. The data is static in the tables being used to generate reports. You are currently using joins, resulting in a large performance overhead.
What kind of database structure would you use to reduce the response time of the query?()